pythonprogramming/pyqt5_lesson_11.py at pythonprogramming · ppattar/pythonprogramming · GitHub

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#! /usr/bin/env python3

# -*- coding:utf-8 -*-

###############################################################

# kenwaldek MIT-license

# Title: PyQt5 lesson 11 Version: 1.0

# Date: 09-01-17 Language: python3

# Description: pyqt5 gui and font widget

# pythonprogramming.net from PyQt4 to PyQt5

###############################################################

# do something

import sys

from PyQt5.QtCore import QCoreApplication, Qt

from PyQt5.QtGui import QIcon

from PyQt5.QtWidgets import QApplication, QWidget, QMainWindow, QPushButton, QAction, QMessageBox

from PyQt5.QtWidgets import QCheckBox, QProgressBar, QComboBox, QLabel, QStyleFactory

from PyQt5.QtWidgets import QFontDialog

class window(QMainWindow):

def __init__(self):

super(window, self).__init__()

self.setGeometry(50, 50, 500, 300)

self.setWindowTitle('pyqt5 Tut')

# self.setWindowIcon(QIcon('pic.png'))

extractAction = QAction('&Get to the choppah', self)

extractAction.setShortcut('Ctrl+Q')

extractAction.setStatusTip('leave the app')

extractAction.triggered.connect(self.close_application)

self.statusBar()

mainMenu = self.menuBar()

fileMenu = mainMenu.addMenu('&File')

fileMenu.addAction(extractAction)

extractAction = QAction(QIcon('pic.png'), 'flee the scene', self)

extractAction.triggered.connect(self.close_application)

self.toolBar = self.addToolBar('extraction')

self.toolBar.addAction(extractAction)

fontChoice = QAction('Font', self)

fontChoice.triggered.connect(self.font_choice)

# self.toolBar = self.addToolBar('Font')

self.toolBar.addAction(fontChoice)

self.home()

def font_choice(self):

font, valid = QFontDialog.getFont()

if valid:

self.styleChoice.setFont(font)

def home(self):

btn = QPushButton('quit', self)

btn.clicked.connect(self.close_application)

btn.resize(btn.sizeHint())

btn.move(0, 100)

checkBox = QCheckBox('Enlarge window', self)

# checkBox.toggle() # if you want to be checked in in the begin

checkBox.move(0, 50)

checkBox.stateChanged.connect(self.enlarge_window)

self.progress = QProgressBar(self)

self.progress.setGeometry(200, 80, 250, 20)

self.btn = QPushButton('download', self)

self.btn.move(200, 120)

self.btn.clicked.connect(self.download)

self.styleChoice = QLabel('Windows', self)

comboBox = QComboBox(self)

comboBox.addItem('motif')

comboBox.addItem('Windows')

comboBox.addItem('cde')

comboBox.addItem('Plastique')

comboBox.addItem('Cleanlooks')

comboBox.addItem('windowsvista')

comboBox.move(25, 250)

self.styleChoice.move(25, 150)

comboBox.activated[str].connect(self.style_choice)

self.show()

def style_choice(self, text):

self.styleChoice.setText(text)

QApplication.setStyle(QStyleFactory.create(text))

def download(self):

self.completed = 0

while self.completed < 100:

self.completed += 0.0001

self.progress.setValue(self.completed)

def enlarge_window(self, state):

if state == Qt.Checked:

self.setGeometry(50, 50, 1000, 600)

else:

self.setGeometry(50, 50 , 500, 300)

def close_application(self):

choice = QMessageBox.question(self, 'Message',

"Are you sure to quit?", QMessageBox.Yes |

QMessageBox.No, QMessageBox.No)

if choice == QMessageBox.Yes:

print('quit application')

sys.exit()

else:

pass

if __name__ == "__main__": # had to add this otherwise app crashed

def run():

app = QApplication(sys.argv)

Gui = window()

sys.exit(app.exec_())

run()

pythonprogramming/pyqt5_lesson_11.py at pythonprogramming · ppattar/pythonprogramming · GitHub

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